Backend Software Engineer (with Kotlin and Go)

Job Title: Backend Software Engineer (with Kotlin and Go)

Location: Austin TX

Duration: 9+ months of contract

What you’ll do

:Design, build, and operate backend services powering revenue, billing, and payment processing systems and partner integration

sTranslate product requirements into scalable backend designs and high-quality implementation

sBuild and evolve large-scale APIs handling: Tens of thousands of requests per second, Millions of active users, Distributed systems running across thousands of server

sWrite production Kotlin/Go services running on GCP (compute, storage, networking, observability

)Optimize performance, identify bottlenecks, and improve system reliability and cost efficienc

yContribute to architectural discussions and propose pragmatic, forward-looking technical solution

sParticipate in an agile team environment (planning, standups, reviews

)
About yo

u:Strong backend engineering experience in production syste

msExcellent knowledge of Kotlin or Go, including its strengths, trade-offs, and common pitfal

lsHands-on experience building and operating services on Google Cloud Platfo

rmSolid understanding of distributed systems concepts: caching, sharding, replication, reliability, and failure mod

esExperience designing and optimizing data access patterns using MySQL or other relational databas

esComfortable working in a Unix/Linux environme

ntProven ability to collaborate across disciplines and communicate technical trade-offs clear

lyA growth mindset - you actively level up your technical and architectural skil

ls
Tech Stac

ks:Google Cloud Platform (Cloud Run, managed serverless, multi-zone deployme

nt)Expertise in Kotlin (3) or Typescript/Go (2) as primary langua

gesExperience operating in AI-assisted development environme

ntsREST (OpenAPI 3.x) for synchronous services; gRPC for streaming use ca

sesKafka with Avro schemas + Schema Registry (prima

ry)Spanner, Bigtable, MongoDB Atlas (primary); PostgreSQL (Cloud SQL) where nee

dedTerraform (IaC), GitHub Actions (CI), Cloud Build + Cloud Dep